Portable sun shield



FIG. 1 is a perspective view of a portable sun shield showing my newdesign;

FIG. 2 is a frontal view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a bottom view thereof;

FIG. 5 is a right side view thereof, the left side view being identical;

FIG. 6 is a lateral cross-sectional view of a portion thereof throughlines 6--6 of FIG. 1; and

FIG. 7 is a longitudinal cross-sectional view of a portion thereofthrough lines 7--7 of FIG. 3.

The ornamental design for a portable sun shield, as shown and described.